package com.guolibbs.servlet;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.guolibbs.vo.User;

/**
 * Servlet implementation class WltopicServlet
 */
public class WltopicServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doPost(request, response);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		User user = (User) request.getSession().getAttribute("user");
		if(user==null){
			System.out.println("user=null");
			request.setAttribute("err","请登录...");
			request.getRequestDispatcher("WEB-INF/jsp/login.jsp").forward(request, response);
		}else{
			response.sendRedirect(this.getServletContext().getContextPath()+"/WltopicServlet");
		}
	}

}
